Results 41 to 50 of about 505,915 (296)

A SURVEY FOR Hα PULSAR BOW SHOCKS [PDF]

open access: yesThe Astrophysical Journal, 2014
14 pages, 7 figures; to appear in ...
Brownsberger, Sasha, Romani, Roger W.
openaire   +1 more source

The responses of the earth’s magnetopause and bow shock to the IMF Bz and the solar wind dynamic pressure: a parametric study using the AMR-CESE-MHD model

open access: yesJournal of Space Weather and Space Climate, 2018
We have used the AMR-CESE-MHD model to investigate the influences of the IMF Bz and the upstream solar wind dynamic pressure (Dp) on Earth’s magnetopause and bow shock.
Wang Juan   +5 more
doaj   +1 more source

Multispacecraft observations of the terrestrial bow shock and magnetopause during extreme solar wind disturbances [PDF]

open access: yesAnnales Geophysicae, 2012
Three events are discussed from the declining phase of the last solar cycle when the magnetopause and/or the bow shock were observed unusually close to the Earth due to major interplanetary disturbances.
M. Tátrallyay   +4 more
doaj   +1 more source

Properties and the origin of Almost Monoenergetic Ion (AMI) beams observed near the Earth's bow shock [PDF]

open access: yesAnnales Geophysicae, 2011
Beams of Almost Monoenergetic Ions (AMI) in the energy range from 20 to 800 keV were discovered in the DOK-2 experiment (Interball project) in the magnetosheath and upstream of the Earth's bow shock.
V. N. Lutsenko, E. A. Gavrilova
doaj   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Numerical studies on the radio afterglows in tidal disruption events: Bow shocks

open access: yesAstronomy & Astrophysics
The origin of radio afterglows or delayed radio flares in tidal disruption events is not fully understood. They could be generated either by a forward shock propagating into the diffuse circumnuclear medium or a bow shock around a dense cloud.
Mou Guobin, Shu Xinwen
doaj   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Variability in Saturn's bow shock and magnetopause from pioneer and voyager: Probabilistic predictions and initial observations by Cassini [PDF]

open access: yes, 2005
Probability distributions for the location of the Saturnian bow shock and magnetopause have been derived by extrapolating observations of dynamic solar wind pressures to the position of Saturn's orbit. These observations are those made by the Pioneer 11,
Hendricks, S   +4 more
core  

bow shock crossing data

open access: yes, 2020
The 595 bow shock crossings which were not included into the database used for developing the models of Lu et al. (2019) are used to compare the performance of the corresponding models. These test shock crossing data points are from Cluster 3 (2001–2008)
LuJianyong   +3 more
core   +1 more source

Melanin's Role in Balancing Mechanical Strength and Reproductive Output in Environmentally Stressed Fungal Spores

open access: yesAdvanced Functional Materials, EarlyView.
Melanin content directly controls fungal spore mechanical properties, with pigmented spores achieving rupture forces two orders of magnitude higher than hyaline spores. Environmental stress drives this quantity‐quality tradeoff; stressed species invest energy in melanin‐reinforced, mechanically superior thick‐walled, super‐hydrophobic spores, while ...
Atul Agrawal, Steven E. Naleway
wiley   +1 more source

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